CN106300891A - Built-in motor lead screw electric speed regulation disc type magnetic coupler - Google Patents
Built-in motor lead screw electric speed regulation disc type magnetic coupler Download PDFInfo
- Publication number
- CN106300891A CN106300891A CN201510323405.3A CN201510323405A CN106300891A CN 106300891 A CN106300891 A CN 106300891A CN 201510323405 A CN201510323405 A CN 201510323405A CN 106300891 A CN106300891 A CN 106300891A
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- lead screw
- built
- speed
- speed regulation
- motor
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K51/00—Dynamo-electric gears, i.e. dynamo-electric means for transmitting mechanical power from a driving shaft to a driven shaft and comprising structurally interrelated motor and generator parts
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
Built-in motor lead screw electric speed regulation disc type magnetic coupler can incorporate power transmission into, energy-saving and emission-reduction, dynamic equipment, magnetically-actuated field, it utilizes motor, the governing system of the compositions such as lead screw and at a high speed revolution conductive contact (or electric speed regulation specialized high-speed swivel coupling), it is divided into following several types: air-cooled built-in motor lead screw electric speed regulation disc type magnetic coupler (A type and Type B), liquid cold built-in motor lead screw electric speed regulation disc type magnetic coupler (A type and Type B), connect air-cooled built-in motor lead screw electric speed regulation disc type magnetic coupler (A type and Type B), series connection liquid cold built-in motor lead screw electric speed regulation disc type magnetic coupler (A type and Type B).The present invention is that the variable speed energy saving of equipment have found a kind of economically viable method.
Description
Technical field
Power transmission, energy-saving and emission-reduction, dynamic equipment, magnetically-actuated.
Background technology
From the beginning of human use ground Magnetic driving invention compass, the research on utilization of magnetic field energy the most never stopped.Along with existing
For the development of theory of magnetism, the application in the industry of magnetically-actuated product just emerges in an endless stream, magnetic drive pump, magnetic bearing, magnetic force coupling
Clutch, magnetic-gear etc..Being limited to the restriction of magnetic material, Drive Technology slower development, until nineteen eighty-three, middle promulgated by the State Council
Understanding high performance permanent magnetic materials neodymium iron boron, magnetically-actuated product is just rapidly developed application.
Magnetic coupling since the development of independent conduct single branch, has occurred in that shape shape from magnetic drive pump isodynamic driving product
The product of color color, but be all confined to the reason of configuration aspects, the dynamic equipment that can only be confined to middle low power, medium and small moment of torsion interval moves
In power transmission application, and expensive.As the primary air fan (6000KW, 1496r/min) of thermal power plant, overfire air fan (4550KW,
1495r/min), coal breaker (1200KW, 490r/min) and steel mill, the dynamic equipment such as large fan of mining site, prior art and
Product all cannot meet practical application request.
Energy-saving and emission-reduction are current urgent needss.Dynamic device energy conservation, has variable-frequency speed-adjusting energy-saving and grooved cam machine the most efficiently
Structure speed governing magnetic coupling variable speed energy saving.Converter is shorter for service life, and adaptive capacity to environment is poor, takes up an area space greatly, safeguards and need
Asking high, high voltage converter fault rate is the highest, poor reliability.Carry out the grooved cam mechanism speed governing magnetic coupling (cylinder applied at present
Formula and disc type) it is of limited application because of reasons in structure, and expensive.Ye Leng grooved cam mechanism speed governing disc electromagnetic coupling can only be exerted oneself
Being applied to by force in the dynamic equipment of below 2500KW moderate rotation, air-cooled grooved cam mechanism speed governing disc electromagnetic coupling can only be applied to reluctantly
In the dynamic equipment of below 350KW moderate rotation.Cartridge type magnetic coupling is the most worse, liquid cool tone speed product can only be applied to reluctantly 800KW with
In the dynamic equipment of lower moderate rotation, and security reliability is the highest.
Summary of the invention
The present invention focuses on to find and a kind of solves technical method high-power, that high torque moves equipment variable speed energy saving, along with this technology
Method and several types built-in motor lead screw electric speed regulation disc type magnetic coupler air-cooled A type built-in motor of extending out are sliding
Movable wire thick stick electric speed regulation disc type magnetic coupler and air-cooled Type B built-in motor lead screw electric speed regulation disc type magnetic coupler, liquid
Cold A type built-in motor lead screw electric speed regulation disc type magnetic coupler and liquid cold Type B built-in motor lead screw electric speed regulation dish
Formula magnetic coupling, air-cooled A type built-in motor lead screw electric speed regulation disc type magnetic coupler of connecting and connect in air-cooled Type B
Put motor lead screw electric speed regulation disc type magnetic coupler, series connection liquid cold A type built-in motor lead screw electric speed regulation disc electromagnetic
Mechanical couple and series connection liquid cold Type B built-in motor lead screw electric speed regulation disc type magnetic coupler.
Accompanying drawing explanation
Fig. 1 show air-cooled A type built-in motor lead screw electric speed regulation disc type magnetic coupler, and liquid cold A type built-in motor is sliding
Movable wire thick stick electric speed regulation disc type magnetic coupler adds casing, and coolant is passed in and out by pipeline on shell, and forced fluid is cold.
Fig. 2 show the air-cooled A type built-in motor lead screw electric speed regulation disc type magnetic coupler of series connection, in series connection liquid cold A type
Putting motor lead screw electric speed regulation disc type magnetic coupler and add casing, coolant is passed in and out by pipeline on shell, and forced fluid is cold.
Fig. 3 show air-cooled Type B built-in motor lead screw electric speed regulation disc type magnetic coupler, and liquid cold Type B built-in motor is sliding
Movable wire thick stick electric speed regulation disc type magnetic coupler adds casing, and coolant is passed in and out by pipeline on shell, and forced fluid is cold.
Fig. 4 show the air-cooled Type B built-in motor lead screw electric speed regulation disc type magnetic coupler of series connection, in the series connection cold Type B of liquid
Putting motor lead screw electric speed regulation disc type magnetic coupler and add casing, coolant is passed in and out by pipeline on shell, and forced fluid is cold.
The built-in motor lead screw electric speed regulation disc type magnetic coupler of several structure types, all comprises following several part: figure
Middle label 1 and 5 is inductive disks assembly, and 2 and 4 is magnetic piece fixed disk assembly, and 3 is that (in A type, label 3 is for built-in for speed adjusting gear
Motor lead screw speed adjusting gear, in Type B, label 3 is built-in motor gear drive lead screw speed adjusting gear), 6 is to return at a high speed
Transduction electric connection (or electric speed regulation specialized high-speed swivel coupling).
For series connection built-in motor lead screw electric speed regulation disc type magnetic coupler (A type and Type B), can connect in theory arbitrarily
Group, can determine as required, and Fig. 2, Fig. 4 show 3 groups of series connection, in figure label 8 be middle series connection inductive disks assembly and
Magnetic piece fixed disk assembly.
In the built-in motor lead screw electric speed regulation disc type magnetic coupler of several structure types, all of inductive disks assembly is by limiting
Position bolted on connection composition outer rotor, all of magnetic piece fixed disk component string is associated on center driving axle, and motor drives lead screw
Speed adjusting gear forms internal rotor together, and in center driving axle, live wire connects motor and turns round at a high speed the brush of conductive contact, at a high speed
The slip ring of revolution conductive contact connects external power source.Two-way switch controls to enter the sense of current of motor, thus changes motor steering.
Motor drives lead screw assembly, and lead screw assembly makes rotary motion be changed into linear motion (feed screw nut and magnetic piece fixed disk
Assembly is fixed together), thus change the distance (magnetic field coupling gap) between magnetic piece fixed disk assembly and inductive disks assembly, with
(change of magnetic field coupling gap, by causing the change of magnetic coupling inner and outer rotors slip, namely inputs to reach the purpose of variable speed energy saving
The change of output speed).
Fig. 5 show magnetic piece fixed disk assembly.Figure clearly illustrates the distribution situation of magnetic piece.
Fig. 6 show the built-in motor lead screw governor of A type built-in motor lead screw electric speed regulation disc type magnetic coupler
Structure, is made up of motor, lead screw assembly etc..In figure, label 3-7 is stator winding, and 3-6 is rotor windings, 3-1,3-9
For feed screw nut, 3-4 is leading screw (with motor housing consubstantiality), and 3-5 is that motor center axle (is made hollow axle, is fixed on magnetic coupling
On center driving axle, it is possible to two central shafts are made of one).
Fig. 7 is that the built-in motor gear drive lead screw of Type B built-in motor lead screw electric speed regulation disc type magnetic coupler is adjusted
Speed mechanism, is made up of motor, lead screw assembly, gear etc..In figure, label 3-15 is stator winding, 3-16 be rotor around
Group, 3-1 is lead screw assembly, and 3-14 is that motor center axle (is integrated with magnetic coupling center driving axle, it is possible to make hollow altogether
Axle, is fixed on magnetic coupling center driving axle), 3-6 is gear, and 3-7 is gear (with motor housing consubstantiality).
Motor shown in Fig. 6, Fig. 7 is external rotor electric machine, it is possible to use in inner rotor motor, inner rotor motor central shaft and magnetic coupling
Between heart power transmission shaft with bearing isolate motion mutually rotating impact, speed adjusting gear structure is slightly changed, structure complexity a bit, no
Suggestion is preferential to be used.
Fig. 8, Fig. 9 show revolution conductive contact at a high speed, use modular construction, and the quantity of slip ring determines as required, in figure
Showing three slip rings (can be six or the most individual), connect three of the wires, adapter ring 6-3, overcoat 6-4 use electric insulation
Material, 6-5 is brush, and 6-6 is slip ring (being embedded in adapter ring 6-3), and 6-7 is for finely tuning spring (for equilibrium contact pressure
Power), 6-8 is wire, and 6-9 is right end cap, and 6-1 is left end cap, and 6-11 is bearing, and 6-15 is support.Brush is connect in slip ring,
External external power source.Brush is assemblied on center driving axle 6-14, with center driving axle synchronous rotary.During slip ring 6-6 is embedded in
Between ring 6-3 be internally formed stationary parts, be fixed on support 6-15, rely on bearing 6-11 quarantine center power transmission shaft high speed rotating
Impact.At a high speed revolution conductive contact is using brush and slip ring as dynamic Contact, it is also possible to fill counter to brush and slip ring, by brush
Connect slip ring, external external power source.Overcoat 6-4 expands in Fig. 9 periphery, and reinforced insulation protects, and eliminates left and right
End cap is to simplify structure.
Figure 10, Figure 11 show inductive disks, protruding blade are distributed, to help heat radiation in card.During unknown device rotation direction, optional
By shape shown in Figure 10, such as known device rotation direction, can be selected for the streamline shape shown in Figure 11, disturb increasing heat dissipation capacity reduction
Flow noise.Heat dissipation capacity enough in the case of, inductive disks uses square position, shouldn't projection blade, to simplify manufacturing process.
Figure 12 show the manufacturing process (can directly carry out Small and Deep Hole Machining) of elongated hole in center driving axle and uses aluminium extruded type
Molding, then carries out nested with center driving axle, with simplified processing process, reduces manufacturing cost.
Figure 13 show series connection in the middle of series connection built-in motor lead screw electric speed regulation disc type magnetic coupler (A type and Type B)
Inductive disks assembly and magnetic piece fixed disk assembly, inductive disks assembly is positioned the connection screw rod of magnetic coupling outer rotor by positioning sleeve 8-1,8-2
On, magnetic piece fixed disk assembly has been slided position-limiting action on center driving axle by stop collar 8-8.
Figure 14, Figure 15 show A type and Type B magnetic coupling takes off the structural representation of internal two supports bearing, couple between power transmission shaft
Use expansion set, other series also can do so, but this scheme only can be used on low load situation and axle alters the most small situation, reason
As follows: inductive disks assembly 1 and 5 is formed outer rotor by bolted on connection, magnetic piece fixed disk assembly 2 and 4 and speed adjusting gear 3 by
Heart power transmission shaft connects composition internal rotor, and inner and outer rotors is not in contact with each other, but due to during assembling it is difficult to ensure that inductive disks and magnetic piece fixed disk
The depth of parallelism, so can be to causing alternate stress (magnetic field coupling at motor center axle bearing supporting and at load transmission axle bearing supporting
Close the effect of additional bending moment) so that axle excessive wear was lost efficacy.Additionally, the impact that axle is altered can cause bumpy running, time serious
Can cause the accident.Generally speaking, this kind of scheme to be cautious use of.
Figure 16, Figure 17, Figure 18, Figure 19 show electric speed regulation specialized high-speed swivel coupling, use modular series connection structure,
Can connect any passage, be triple channel shown in Figure 16, Figure 17, its internal rotor is connect each several part by bolt 6-29, then and
The outer rotor of swivel coupling assemblies an entirety, then is fixed on center driving axle with location screw, its internal rotor and center
Power transmission shaft synchronous axial system, its outer rotor transfixion, to connect external power source.Sealing ring 6-20,6-21 can use carbonization at two ends
The material such as tungsten, graphite, 6-5,6-7,6-8,6-24,6-25 of middle live wire access portion can use electrically insulating material,
6-22 uses contact material, and 6-23 uses electrically insulating material to inlay the combinative structure of contact material, and 6-14 is spring, uses
Carrying out equilibrium contact pressure, spring is played guide and limit effect by the guide finger 6-15 at spring, and when preventing from turning round at a high speed, spring is centrifugal
Lost efficacy under power effect.
Electric speed regulation specialized high-speed swivel coupling may be substituted for turning round conductive contact, electric speed regulation specialized high-speed swivel coupling at a high speed
Than revolution conductive contact at a high speed, there is more preferable waterproof and dustproof and explosion-proof performance, but its structure is complicated, manufactures difficulty, economy
Difference.
Detailed description of the invention
What built-in motor lead screw electric speed regulation disc type magnetic coupler was comprised respectively forms parts, modern industry manufacturing technology
All can processing and manufacturing.Motor, magnetic piece, bearing all can be formed a complete production network by specialized vendor, other parts machining, die forming,
Weld.
Built-in motor lead screw electric speed regulation disc type magnetic coupler moves equipment as one, and its finished product wants successful Application, must
Must possess following two condition: (1) power calibration sets up complete testboard bay (each power moment of torsion is interval), to complete to be
The demarcation of rowization product.(2) dynamic balancing detection slewing must reach the requirement for dynamic balance of correlation standard, to reach
To necessary security reliability.
Figure of description illustrates motor and is external rotor electric machine, it is possible to use inner rotor motor.After using inner rotor motor, electricity
Bearing must be installed additional, so that magnetic coupling structure becomes complicated, therefore not between machine central shaft and magnetic coupling center driving axle
Suggestion is preferential to be used.Figure of description illustrates in A type built-in motor lead screw electric speed regulation disc type magnetic coupler and Type B
A type or Type B can be selected according to the watt level of dynamic equipment when putting the application of motor lead screw electric speed regulation disc type magnetic coupler
Structure.
Claims (14)
- The organization plan of the most air-cooled A type built-in motor lead screw electric speed regulation disc type magnetic coupler is characterized in that in-built electrical Machine lead screw speed adjusting gear, at a high speed revolution conductive contact (or electric speed regulation specialized high-speed swivel coupling).
- 2. the organization plan of liquid cold A type built-in motor lead screw electric speed regulation disc type magnetic coupler is characterized in that in-built electrical Machine lead screw speed adjusting gear, at a high speed revolution conductive contact (or electric speed regulation specialized high-speed swivel coupling), add casing, forces Liquid is cold.
- 3. in the organization plan of air-cooled A type built-in motor lead screw electric speed regulation disc type magnetic coupler of connecting is characterized in that Put motor lead screw speed adjusting gear, at a high speed revolution conductive contact (or electric speed regulation specialized high-speed swivel coupling), cascaded structure (to say Being three groups of series connection shown in bright book, can connect two or more sets, structure is the same).
- 4. in the organization plan of series connection liquid cold A type built-in motor lead screw electric speed regulation disc type magnetic coupler is characterized in that Put motor lead screw speed adjusting gear, at a high speed revolution conductive contact (or electric speed regulation specialized high-speed swivel coupling), cascaded structure (to say Being three groups of series connection shown in bright book, can connect two or more sets, structure is the same), add casing, forced fluid is cold.
- The organization plan of the most air-cooled Type B built-in motor lead screw electric speed regulation disc type magnetic coupler is characterized in that in-built electrical Machine gear drive lead screw speed adjusting gear, at a high speed revolution conductive contact (or electric speed regulation specialized high-speed swivel coupling).
- 6. the organization plan of liquid cold Type B built-in motor lead screw electric speed regulation disc type magnetic coupler is characterized in that in-built electrical Machine gear drive lead screw speed adjusting gear, at a high speed revolution conductive contact (or electric speed regulation specialized high-speed swivel coupling), outside installing additional Shell, forced fluid is cold.
- 7. in the organization plan of air-cooled Type B built-in motor lead screw electric speed regulation disc type magnetic coupler of connecting is characterized in that Put motor gear transmission lead screw speed adjusting gear, at a high speed revolution conductive contact (or electric speed regulation specialized high-speed swivel coupling), string Connection structure (be three groups of series connection shown in description, can be connected two or more sets, structure is the same).
- 8. in the organization plan of series connection liquid cold Type B built-in motor lead screw electric speed regulation disc type magnetic coupler is characterized in that Put motor gear transmission lead screw speed adjusting gear, at a high speed revolution conductive contact (or electric speed regulation specialized high-speed swivel coupling), string Connection structure (be three groups of series connection shown in description, can connect two or more sets, structure is the same), adds casing, and forced fluid is cold.
- 9. according to the A type built-in motor lead screw described in claim 1, claim 2, claim 3, claim 4 Electric speed regulation disc type magnetic coupler, is characterized in that using the technical method electricity of built-in motor lead screw speed adjusting gear speed governing Machine and lead screw assembly combination application form built-in motor lead screw speed adjusting gear, and during access failure power supply, built-in motor slides Leading screw speed adjusting gear and center driving axle synchronous rotary, geo-stationary, switch on power during speed governing, and rotor drives lead screw Assembly, makes rotation motion be in line slip, drives magnetic piece fixed disk to slide along center driving axle, thus changes magnetic piece fixed disk And the distance (magnetic field coupling gap) between inductive disks, reaches the purpose of variable speed energy saving.
- 10. according to the Type B built-in motor slip silk described in claim 5, claim 6, claim 7, claim 8 Thick stick electric speed regulation disc type magnetic coupler, is characterized in that using the technology of built-in motor gear drive lead screw speed adjusting gear speed governing Method motor, gear and lead screw assembly combination application form built-in motor gear drive lead screw speed adjusting gear, not When switching on power, built-in motor gear drive lead screw speed adjusting gear and center driving axle synchronous rotary, geo-stationary, speed governing Time switch on power, rotor drives lead screw assembly through gear drive, makes rotation motion be in line slips, drive magnetic piece Fixed disk slides along center driving axle, thus changes the distance (magnetic field coupling gap) between magnetic piece fixed disk and inductive disks, reaches The purpose of variable speed energy saving.
- 11. according to claim 1, claim 2, claim 3, claim 4, claim 5, claim 6, Built-in motor lead screw electric speed regulation disc type magnetic coupler described in claim 7, claim 8, is characterized in that using At a high speed the technical method of revolution conductive contact is using brush and slip ring as dynamic Contact, connects brush, external external electrical in slip ring Source, brush is assemblied on center driving axle, and with center driving axle synchronous rotary, slip ring is embedded in insulant and is internally formed static Parts, are fixed on support, it is also possible to fill counter to brush and slip ring, by connecing slip ring in brush, and external external power source.
- 12. according to claim 1, claim 2, claim 3, claim 4, claim 5, claim 6, Built-in motor lead screw electric speed regulation disc type magnetic coupler described in claim 7, claim 8, is characterized in that using The technical method electric speed regulation specialized high-speed swivel coupling of electric speed regulation specialized high-speed swivel coupling is by internal rotor and outer rotor two Major part composition, outer rotor transfixion, in order to connect external power source, internal rotor and center driving axle synchronous high-speed rotate, and two Person's geo-stationary, outer rotor is by the impact of bearing isolation internal rotor high speed rotating, and the current path of inner and outer rotors is by electrical contact reason The principle of opinion, passes through CONTACT WITH FRICTION.
- 13. according to the series connection A type built-in motor lead screw electric speed regulation disc electromagnetic couple of force described in claim 3, claim 4 Clutch, is characterized in that the technical method using magnetic coupling series connection built-in motor lead screw speed adjusting gear electric speed regulation leads to Crossing several groups of built-in motor lead screw speed adjusting gears of control of the leader cable in center driving axle to move, this method is in order to solve big merit simultaneously Rate, high torque move the variable speed energy saving of equipment.
- 14. according to the series connection Type B built-in motor lead screw electric speed regulation disc electromagnetic couple of force described in claim 7, claim 8 Clutch, is characterized in that using the technical side of magnetic coupling series connection built-in motor gear drive lead screw speed adjusting gear electric speed regulation Method controls several groups of built-in motor gear drive lead screw speed adjusting gears by the leader cable in center driving axle and moves simultaneously, This method is in order to solve variable speed energy saving high-power, that high torque moves equipment.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510323405.3A CN106300891A (en) | 2015-06-07 | 2015-06-07 | Built-in motor lead screw electric speed regulation disc type magnetic coupler |
| PCT/CN2016/000236 WO2016197593A1 (en) | 2015-06-07 | 2016-05-03 | Disc-type magnetic coupler for built-in motor sliding lead screw electrical speed regulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510323405.3A CN106300891A (en) | 2015-06-07 | 2015-06-07 | Built-in motor lead screw electric speed regulation disc type magnetic coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106300891A true CN106300891A (en) | 2017-01-04 |
Family
ID=57503000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510323405.3A Pending CN106300891A (en) | 2015-06-07 | 2015-06-07 | Built-in motor lead screw electric speed regulation disc type magnetic coupler |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106300891A (en) |
| WO (1) | WO2016197593A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329880A (en) * | 2015-06-15 | 2017-01-11 | 李启飞 | 61 type electric speed regulation plate type magnetic coupler |
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| WO2016197593A1 (en) | 2016-12-15 |
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